感觉没有关问题但就是运行不对的代码，请兄弟们看看
日期：2014-05-16 浏览次数：20642 次
感觉没问题但就是运行不对的代码，请兄弟们看看
<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN "
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd ">
<HTML xmlns= "http:www.w3.org/1999/xhtml ">
<HEAD>
<TITLE> Parsing XML Responses with the W3C DOM </TITLE>
<META NAME= "Generator " CONTENT= "EditPlus ">
<META NAME= "Author " CONTENT= " ">
<META NAME= "Keywords " CONTENT= " ">
<META NAME= "Description " CONTENT= " ">
<script language= 'javascript '>
var xmlHttp;
var requestType= " ";
function createXMLHttpRequest()
{
if(window.ActiveXObject)
{
xmlHttp=new ActiveXObject( "Microsoft.XMLHTTP ");
}
else if(window.XMLHttpRequest)
{
xmlHttp=new XMLHttpRequest();
}
}
function startRequest(requestedList)
{
requestType=requestedList;
createXMLHttpRequest();
xmlHttp.onreadystatechange=handleStateChange;
xmlHttp.open( "POST ", "parseXML.xml ",true);
xmlHttp.send(null);
}
function handleStateChange()
{
if(xmlHttp.readyState==4)
{
if(xmlHttp.status==200||xmlHttp.status==0)
{
if(requestType== "north ")
{
listNorthStates();
}
else if(requestType== "all ")
{
var xmlDoc=xmlHttp.responseXML;
alert(xmlDoc);
var allStates=xmlDoc.getElementsByTagName( "state ")[0].firstChild.nodeValue;
//listAllStates();
}
}
}
}
function listNorthStates()
{
var xmlDoc=xmlHttp.responseXML;
var northNode=xmlDoc.getElementsByTagName( "north ")[0];
var out= "Northern States ";
var northStates=northNode.getElementsByTagName( "state ");
outputList( "Northern States ",northStates);
}
function listAllStates()
{
var xmlDoc=xmlHttp.responseXML;
alert( "1 ");
var allStates=xmlDoc.getElementsByTagName( "state ")[0].firstChild.nodeValue;
alert(northStates);
alert( "2 ");
outputList( "All States in Document ",allStates);
}
function outputList(title,states)
{
var out=title;
var currentState=null;
alert( "3 ");
for(var i=0;i <states.length;i++)
{
alert( "4 ");
currentState=states[i].nodeValue;
out=out+ "\n- "+currentState;
}
alert( "1 "+out);
}
</script>
</HEAD>
<BODY>
<form action= "# ">
<input type= "button " value= "View All Listed States " onclick= "startRequest( 'all '); "/>
<br/> <br/>
<input type= "button " value= "View All Listed Northern States " onclick= "startRequest( 'north '); ">
</form>
</BODY&
<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN "
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd ">
<HTML xmlns= "http:www.w3.org/1999/xhtml ">
<HEAD>
<TITLE> Parsing XML Responses with the W3C DOM </TITLE>
<META NAME= "Generator " CONTENT= "EditPlus ">
<META NAME= "Author " CONTENT= " ">
<META NAME= "Keywords " CONTENT= " ">
<META NAME= "Description " CONTENT= " ">
<script language= 'javascript '>
var xmlHttp;
var requestType= " ";
function createXMLHttpRequest()
{
if(window.ActiveXObject)
{
xmlHttp=new ActiveXObject( "Microsoft.XMLHTTP ");
}
else if(window.XMLHttpRequest)
{
xmlHttp=new XMLHttpRequest();
}
}
function startRequest(requestedList)
{
requestType=requestedList;
createXMLHttpRequest();
xmlHttp.onreadystatechange=handleStateChange;
xmlHttp.open( "POST ", "parseXML.xml ",true);
xmlHttp.send(null);
}
function handleStateChange()
{
if(xmlHttp.readyState==4)
{
if(xmlHttp.status==200||xmlHttp.status==0)
{
if(requestType== "north ")
{
listNorthStates();
}
else if(requestType== "all ")
{
var xmlDoc=xmlHttp.responseXML;
alert(xmlDoc);
var allStates=xmlDoc.getElementsByTagName( "state ")[0].firstChild.nodeValue;
//listAllStates();
}
}
}
}
function listNorthStates()
{
var xmlDoc=xmlHttp.responseXML;
var northNode=xmlDoc.getElementsByTagName( "north ")[0];
var out= "Northern States ";
var northStates=northNode.getElementsByTagName( "state ");
outputList( "Northern States ",northStates);
}
function listAllStates()
{
var xmlDoc=xmlHttp.responseXML;
alert( "1 ");
var allStates=xmlDoc.getElementsByTagName( "state ")[0].firstChild.nodeValue;
alert(northStates);
alert( "2 ");
outputList( "All States in Document ",allStates);
}
function outputList(title,states)
{
var out=title;
var currentState=null;
alert( "3 ");
for(var i=0;i <states.length;i++)
{
alert( "4 ");
currentState=states[i].nodeValue;
out=out+ "\n- "+currentState;
}
alert( "1 "+out);
}
</script>
</HEAD>
<BODY>
<form action= "# ">
<input type= "button " value= "View All Listed States " onclick= "startRequest( 'all '); "/>
<br/> <br/>
<input type= "button " value= "View All Listed Northern States " onclick= "startRequest( 'north '); ">
</form>
</BODY&
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